![]() ![]() Make sure you're using the whole usb as one parition (and if you are, just try using a different brand usb) e.g. 30%.100%.įailed to copy kernelcache, “prelinkedkernel” couldn’t be copied to “.IABootFiles”. Looks like all is going well, but then when it's done with the 6.2GB, it tosses the error:Įrasing Disk: 0%. Sudo /Applications/Install\ OS\ X\ El\ Capitan.app/Contents/Resources/createinstallmedia -volume /Volumes/untitled -applicationpath /Applications/Install\ OS\ X\ El\ Capitan.app -nointeraction My old work around was to use an old El Capitan 11.15 installer to make the usb, but that trick stopped working (noting I grabbed the newest 2019 cert version of El Capitan from ) yes yes, El Cap 10.11 is oooold (circa 2009 and earlier machines) and, yes yes, I'm answering my own question (but the correct question with a crappy "did you make your usb like this link" has been archived)Ī Mac Pro from back then is still a useful machine, and I like sharing information (especially when I have to waste a half of a day figuring out why-hopefully this info will still help someone) What if I format the USB to MS-DOS, copy the ISO content onto it (without windows support tools), then will bootcamp find the installer?Ĭan't think of other possible workarounds, please help.Įl Capitan USB error Failed to copy kernelcache, “prelinkedkernel” couldn’t be copied to “.IABootFiles”. Could it be that ExFAT is the problem? should I try MS-DOS? Some guide to manually, and safely partition my current HDD without BootCamp? Some virtual optical media that will mount the ISO and present it as an actual CD/DVD to bootcamp? However, I do not have any CD/DVDs at hand, so what are my options to make this work properly? I realised that BootCamp is expecting the installer to be only on an optical media such-as CD/DVD. Tried again to find the installer via BootCamp, but it keeps failing.I copied the contents of the ISO image into the USB stick via Terminal.BootCamp fails to find the Win7 ISO image.Using BootCamp, I downloaded and saved the files onto the USB stick.Formatted my 32GB USB stick via Disk Utility to ExFAT.However, I never reach step 5, as I get an error such as: "the installer could not be found". Macbook Pro 2011 / OSX 10.13.6 High Sierra To remove Windows from your Mac, use Boot Camp Assistant, not any other utility.įor more information about using Windows on your Mac, open Boot Camp Assistant and click the Open Boot Camp Help button.I'm trying to setup a dual boot via bootcamp to have Windows 7. MacBook Pro introduced in 2015 or later 3 MacBook Air introduced in 2017 or later 3 If you have one of these Intel-based Mac models using OS X El Capitan or later, you don't need a USB flash drive to install Windows: ![]() ![]() Restart, then press and hold the Option (or Alt) ⌥ key during startup to switch between Windows and macOS. If you have an external display connected to a Thunderbolt 3 port on your Mac, the display will be blank (black, gray, or blue) for up to 2 minutes during installation. If the Boot Camp installer never opens, open the Boot Camp installer manually and use it to complete Boot Camp installation. Follow the onscreen instructions to install Boot Camp and Windows support software (drivers). If your copy of Windows came on a DVD, you might need to create a disk image of that DVD.Īfter Windows installation completes, your Mac starts up in Windows and opens a ”Welcome to the Boot Camp installer” window. If your copy of Windows came on a USB flash drive, or you have a Windows product key and no installation disc, download a Windows 10 disk image from Microsoft. If installing Windows on your Mac for the first time, this must be a full version of Windows, not an upgrade. 2Īn external USB flash drive with a storage capacity of 16GB or more, unless you're using a Mac that doesn't need a flash drive to install Windows.Ī 64-bit version of Windows 10 Home or Windows 10 Pro on a disk image (ISO) or other installation media. If you have an iMac Pro or Mac Pro with 128GB of memory (RAM) or more, your startup disk needs at least as much free storage space as your Mac has memory. Automatic Windows updates require that much space or more. Your Mac can have as little as 64GB of free storage space, but at least 128GB of free storage space provides the best experience. You will use Boot Camp Assistant to install Windows 10.Ħ4GB or more free storage space on your Mac startup disk: The latest macOS updates, which can include updates to Boot Camp Assistant. MacBook Pro introduced in 2012 through 2020, excluding MacBook Pro (13-inch, M1, 2020) MacBook Air introduced in 2012 through 2020, excluding MacBook Air (M1, 2020) Boot Camp requires a Mac with an Intel processor. ![]()
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